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Climate & Weather Averages in West Sussex, England, United Kingdom

Currently: 59 °F. Sunny. (Weather station: London / Gatwick Airport, United Kingdom). See more current weather

Annual Weather Averages Near West Sussex

Averages are for London / Gatwick Airport, which is 14 miles from West Sussex.

Based on weather reports collected during 1992–2021.

Jan
46
36
2.29
Feb
47
35
1.87
Mar
52
37
1.37
Apr
57
40
1.38
May
63
46
1.33
Jun
69
51
1.39
Jul
72
55
1.56
Aug
71
55
1.75
Sep
66
50
1.75
Oct
59
45
2.77
Nov
52
40
2.47
Dec
47
36
2.61

All Year Climate & Weather Averages in West Sussex

High Temp: 72 °F

Low Temp: 35 °F

Mean Temp: 51 °F

Precipitation: 1.88"

Humidity: 81%

Dew Point: 45 °F

Wind: 14 mph

Pressure: 29.99 "Hg

Visibility: 6 mi

January Climate & Weather Averages in West Sussex

High Temp: 46 °F

Low Temp: 36 °F

Mean Temp: 41 °F

Precipitation: 2.29"

Humidity: 87%

Dew Point: 38 °F

Wind: 16 mph

Pressure: 30.01 "Hg

Visibility: 6 mi

February Climate & Weather Averages in West Sussex

High Temp: 47 °F

Low Temp: 35 °F

Mean Temp: 41 °F

Precipitation: 1.87"

Humidity: 84%

Dew Point: 37 °F

Wind: 16 mph

Pressure: 30.02 "Hg

Visibility: 6 mi

March Climate & Weather Averages in West Sussex

High Temp: 52 °F

Low Temp: 37 °F

Mean Temp: 45 °F

Precipitation: 1.37"

Humidity: 79%

Dew Point: 38 °F

Wind: 15 mph

Pressure: 30.02 "Hg

Visibility: 6 mi

April Climate & Weather Averages in West Sussex

High Temp: 57 °F

Low Temp: 40 °F

Mean Temp: 49 °F

Precipitation: 1.38"

Humidity: 75%

Dew Point: 41 °F

Wind: 14 mph

Pressure: 29.97 "Hg

Visibility: 6 mi

May Climate & Weather Averages in West Sussex

High Temp: 63 °F

Low Temp: 46 °F

Mean Temp: 54 °F

Precipitation: 1.33"

Humidity: 74%

Dew Point: 46 °F

Wind: 14 mph

Pressure: 29.99 "Hg

Visibility: 7 mi

June Climate & Weather Averages in West Sussex

High Temp: 69 °F

Low Temp: 51 °F

Mean Temp: 60 °F

Precipitation: 1.39"

Humidity: 75%

Dew Point: 51 °F

Wind: 13 mph

Pressure: 30.03 "Hg

Visibility: 7 mi

July Climate & Weather Averages in West Sussex

High Temp: 72 °F

Low Temp: 55 °F

Mean Temp: 64 °F

Precipitation: 1.56"

Humidity: 75%

Dew Point: 55 °F

Wind: 13 mph

Pressure: 30.00 "Hg

Visibility: 7 mi

August Climate & Weather Averages in West Sussex

High Temp: 71 °F

Low Temp: 55 °F

Mean Temp: 63 °F

Precipitation: 1.75"

Humidity: 77%

Dew Point: 55 °F

Wind: 12 mph

Pressure: 29.99 "Hg

Visibility: 7 mi

September Climate & Weather Averages in West Sussex

High Temp: 66 °F

Low Temp: 50 °F

Mean Temp: 58 °F

Precipitation: 1.75"

Humidity: 81%

Dew Point: 52 °F

Wind: 12 mph

Pressure: 30.02 "Hg

Visibility: 6 mi

October Climate & Weather Averages in West Sussex

High Temp: 59 °F

Low Temp: 45 °F

Mean Temp: 52 °F

Precipitation: 2.77"

Humidity: 85%

Dew Point: 48 °F

Wind: 13 mph

Pressure: 29.95 "Hg

Visibility: 6 mi

November Climate & Weather Averages in West Sussex

High Temp: 52 °F

Low Temp: 40 °F

Mean Temp: 46 °F

Precipitation: 2.47"

Humidity: 87%

Dew Point: 43 °F

Wind: 13 mph

Pressure: 29.93 "Hg

Visibility: 6 mi

December Climate & Weather Averages in West Sussex

High Temp: 47 °F

Low Temp: 36 °F

Mean Temp: 42 °F

Precipitation: 2.61"

Humidity: 88%

Dew Point: 39 °F

Wind: 15 mph

Pressure: 29.97 "Hg

Visibility: 6 mi

Quick Climate Info

Hottest MonthJuly (64 °F avg)
Coldest MonthJanuary (41 °F avg)
Wettest MonthOctober (2.77" avg)
Windiest MonthJanuary (16 mph avg)
Annual precip.22.55" (per year)

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